APA (7th ed.) Zitazioa

Gould, S. J. (1990). An urchin in the storm: Essays about books and ideas (First edition.). Penguin Books.

Chicago Style (17th ed.) Zitazioa

Gould, Stephen Jay. An Urchin in the Storm: Essays About Books and Ideas. First edition. London: Penguin Books, 1990.

MLA (9th ed.) Zitazioa

Gould, Stephen Jay. An Urchin in the Storm: Essays About Books and Ideas. First edition. Penguin Books, 1990.